N0.1-2II. aOBIOID FISHES OF JAPAX— JORDAN AXD SX^DFJi. 
Ill 
25. TRl^ENOPOGON Bleeker. 
TrinuvjnMjvii Bleekek, Archives Neerl., 1874, p. 1'4 [IxtrlmliiK) . 
Thi.s g-(nui.s is close to Tiideidujei'^ from which it differs in the pres- 
ence of a conspicuous fringe of barbels, the one series along the suT)- 
or])ital and preorbital region, another along the edge of the preopercle 
and the rami of the lower jaw to the chin. Body ver}" ro])ust. 
A single known species, from Japan, distinguished from all other 
gobies by the combination of l)arbels and tritid teeth. 
{rpiaiva^ three fork; nc^yoov, ])eard.) 
47. TRI^NOPOGON BARBATUS Giinther. 
lYiRmophorlclidtys hurhatun Gunther, Cat. Fish., VII, ISIil, locality unkiiDW 11, 
"l)r()bal)ly from China;" Hasler collection. 
Tri'I('iill(jcr lutrhatux Steixdacpixer, Ichth. Beitr., VIII, ISTit, p. .■!."!, '"Celebes or the 
rhilijjpines." 
Head :■{ in length: depth 3^; depth of caudal })e(luncle lif in head; 
eye 6|; snout rU; maxillary 2; I). VI-11; A. 10; scales in lat(>ral 
series 3G, in transverse series 1.4. 
Fh;. 12:1.— Tki.en'opogon barbatcs. 
Bod}' stout; caudal peduncle deep, compressed. Head large, much 
broader than the body; cheek muscles bulging out conspicuously. 
Snout short, blunt. Mouth l>road, somewhat oblique; jaws ecptal; 
distal part of maxillary exposed, extending much farther posteriorly 
thiui cleft of mouth, reaching a vertical passing a little beyond poste- 
rior edge of or]»it. Tongue broad, rounded anteriorly. 
Teeth of jaws in 2 series, the outer ones of upper jaw placed 
alternately in 2 rows; trilobed; the middle lobe much the highest, the 
inner ones in a single roAV, simple, small; the teeth of lower jaw in 2 
rows; the outer trilobed; the inner simple, small; no canines. 
Gill openings confined to the sides; the width of isthmus about equal 
to depth of caudal peduncle. No papillae on inner edge of shouldei- 
girdle. Gill-rakers on first arch 2 + 5 short, rather slender. Edge of 
suborbital with a double frinsi-e of barbels which extends on cheek a 
